SMASH, Who we are? We are agents for tech professionals in Costa Rica and Colombia that help them build careers in the United States. We believe in long-lasting relationships with our talent. We invest time in getting to know them and understanding what they seek as their professional next step. We aim to find the perfect match. As agents, we pair our talent with our US clients not only based on their technical skills but also as a cultural fit. Our core competency is to find the right talent quickly. We purposefully move away from the “contractor” or “outsourcing” type of relationship. Our clients don’t want contractors or “just a service,” and neither does our talent. Our Benefits - Work from anywhere - Private Medical Insurance - English Academy for Employees and Relatives This is a remote position for Costa Rica and Colombia. This position is remote to work with a US company; you will need citizenship or a work permit from Costa Rica or Colombia to apply. Job Profile Summary We’re looking for a Blockchain Developer with experience in Ethereum smart contracts or EVM-compatible wallet development to join our team. You’ll work alongside our web app team to expand and optimize our crypto-based solutions. Responsibilities: - Design, develop, and deploy smart contracts on Ethereum or EVM-compatible blockchains. - Collaborate with the web application team to integrate blockchain functionality seamlessly. - Build and maintain wallet features including transaction management, security layers, and user interactions. - Conduct audits and testing of smart contracts to ensure performance, security, and reliability. - Stay up to date with evolving blockchain technologies and best practices. Requirements: - Proven experience with Ethereum, Solidity, and smart contract development. - Strong knowledge of EVM-compatible chains and wallet frameworks. - Experience integrating blockchain with web applications. - Familiarity with crypto standards (ERC-20, ERC-721, ERC-1155, etc.). - Understanding of blockchain security principles and best practices. - Bonus: Experience with tools like Hardhat, Truffle, Web3.js, Ethers.js. Apply Now: The average yearly salary for a Solidity Developer is $150k, with a minimum of $65k and a maximum of $257k. Recommended Solidity Developers for this job #J-18808-Ljbffr